: halitosis upon awakening from sleep that is caused by the buildup of bacteria in the mouth from decreased saliva production
Example Sentences
Recent Examples on the WebBut unlike very temporary morning breath and mussed hair, there can be a long-lasting impact on our skin's smoothness. Marci Robin, Allure, 12 Apr. 2022 But mind reading causes problems for the couple when Alexa orders mouthwash because of Johansson’s morning breath and activates a blender when Johansson doesn’t want to hear Jost talk about a spray tan. Mae Anderson, Anchorage Daily News, 11 Feb. 2022 Trump’s family are a far departure from the authentic intimacy the Obama family revealed (think Michelle talking about Barack’s morning breath). Natalie Gontcharova, refinery29.com, 26 Aug. 2020 Few things are as immediate of a mood killer as coffee-and-Mountain-House-Curry morning breath. Joe Jackson, Outside Online, 23 Apr. 2018 These same gases also contribute to the stink of morning breath. Sam Kean, Slate Magazine, 24 July 2017
Word History
First Known Use
1968, in the meaning defined above
Medical Definition
morning breath
noun
morn·ing breath ˈmȯr-niŋ-
: halitosis upon awakening from sleep that is caused by the buildup of bacteria in the mouth due to decreased saliva production